Relief shown by hachures and spot heights. Includes the gold region of California. Prime meridians: Greenwich and Washington. "36." "Entered according to act of Congress in the year 1845 by H.N. Burroughs ..." 1 map ; 38 x 29 cm. This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, University of Michigan Library.